542005246 has 4 divisors (see below), whose sum is σ = 813007872. Its totient is φ = 271002622.

The previous prime is 542005241. The next prime is 542005301. The reversal of 542005246 is 642500245.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542005241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135501310 + ... + 135501313.

It is an arithmetic number, because the mean of its divisors is an integer number (203251968).

Almost surely, 2^542005246 is an apocalyptic number.

542005246 is a deficient number, since it is larger than the sum of its proper divisors (271002626).

542005246 is a wasteful number, since it uses less digits than its factorization.

542005246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271002625.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 542005246 is about 23281.0061208703. The cubic root of 542005246 is about 815.3320167306.

The spelling of 542005246 in words is "five hundred forty-two million, five thousand, two hundred forty-six".